/*
 *  Copyright 2001-2004 The Apache Software Foundation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package ar.uba.fi.posgrado.economy.web.action.pay;

import java.security.Principal;
import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.lang.StringUtils;
import org.apache.log4j.Logger;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import ar.uba.fi.posgrado.academy.model.Course;
import ar.uba.fi.posgrado.academy.model.Teacher;
import ar.uba.fi.posgrado.academy.service.CourseService;
import ar.uba.fi.posgrado.academy.service.TeacherService;
import ar.uba.fi.posgrado.common.model.User;
import ar.uba.fi.posgrado.common.service.UserService;
import ar.uba.fi.posgrado.economy.model.DebtStatus;
import ar.uba.fi.posgrado.economy.model.Honorary;
import ar.uba.fi.posgrado.economy.service.HonoraryService;
import ar.uba.fi.posgrado.economy.web.form.pay.PayForm;

/**
 * Action que busca honorarios por distintas condiciones para
 * poder pagarlos.<br><br>
 * 
 * Muy similar a un Action de Honorarios, pero no es el mismo.<br>
 * 
 * @author nicolas.gonzalez
 * @see Action
 */
public class FindHonorariesToPayAction extends Action {

	/** Logger */
	private static Logger logger = Logger.getLogger(FindHonorariesToPayAction.class);

	private CourseService courseService;
	private HonoraryService honoraryService;
	private TeacherService teacherService;
    private UserService userService;
	
	/** IoC */
	public void setCourseService(CourseService courseService) {
		this.courseService = courseService;
	}
	/** IoC */
	public void setHonoraryService(HonoraryService honoraryService) {
		this.honoraryService = honoraryService;
	}
	/** IoC */
	public void setTeacherService(TeacherService teacherService) {
		this.teacherService = teacherService;
	}
	/** IoC */
	public void setUserService(UserService userService) {
		this.userService = userService;
	}

	/**
     * @see org.apache.struts.action.Action#execute(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
     */
    @SuppressWarnings("unchecked")
    @Override
    public ActionForward execute(ActionMapping mapping, ActionForm actionForm,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        if (logger.isDebugEnabled()) {
            logger.debug("Por buscar honorarios para pagar con condiciones varias ...");
        }
        Principal ppal =  request.getUserPrincipal();
        String userName = ppal.getName();
        User user = this.userService.getUserByName(userName);

        PayForm form = (PayForm)actionForm;

        Honorary honorary = new Honorary();
        if (StringUtils.isNotEmpty(form.getCourseSelected())) {
            Long courseSelectedId = new Long(form.getCourseSelected());
            Course course = this.courseService.getById(courseSelectedId);
            honorary.setCourse(course);

            logger.debug("Agregando curso a la condicion de busqueda de honorarios para pagar...");
        }
        if (form.getTeacherId() != null && !form.getTeacherId().equals(new Long(0))) {
            Teacher teacher = this.teacherService.getById(form.getTeacherId());
            honorary.setTeacher(teacher);
            
            logger.debug("Agregando docente a la condicion de busqueda de honorarios para pagar...");
        }
        // Solo busca los VIGENTES
        honorary.setDebtStatus(DebtStatus.Active);

        List<Honorary> honorariesFound = this.honoraryService.getHonorariesByConditions(honorary);
        honorariesFound = this.honoraryService.filter(honorariesFound, user);
        form.setHonoraries(honorariesFound);
        
        logger.info("Busqueda de honorarios para pagar finalizado con exito");
        return mapping.findForward("success");
    }

}
